Parkinn.co.uk W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Obsolete doctype. Expected “<!DOCTYPE html>”.
Bad value “en_UK” for attribute “lang” on element “html”: The language subtag “en_uk” is not a valid language subtag.
No space between attributes.
Saw “"” when expecting an attribute name. Probable cause: “=” missing immediately before.
Attribute “"” not allowed on element “option” at this point.
Element “img” is missing required attribute “src”.
Bad value for attribute “srcset” on element “img”: Density for image “/cs/Satellite?blobcol=url…69355186120&ssbinary=true” is identical to density for image “/cs/Satellite?blobcol=url…69355192501&ssbinary=true”.
Element “source” is missing required attribute “srcset”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value for attribute “href” on element “a”: Illegal character in query: “[” is not allowed.
Attribute “lazy-src” not allowed on element “img” at this point.
Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
Attribute “"” is not serializable as XML 1.0.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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